[Event "Rated classical game"] [Site "https://lichess.org/3usOhMnK"] [Date "2023.05.26"] [White "Tuuliviiri"] [Black "Sonecon"] [Result "0-1"] [UTCDate "2023.05.26"] [UTCTime "12:32:38"] [WhiteElo "2151"] [BlackElo "2428"] [WhiteRatingDiff "-5"] [BlackRatingDiff "+48"] [Variant "Standard"] [TimeControl "1800+15"] [ECO "E04"] [Opening "Catalan Opening: Open Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 { E04 Catalan Opening: Open Defense } c5 6. O-O Nc6 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. Nbd2 c3 10. bxc3 O-O 11. Nb3 Be7 12. Bb2 e5 13. Nfd2 Bg4 14. Bxc6 bxc6 15. f3 Be6 16. e4 a5 17. Nf1?? { (-0.73 → -2.93) Blunder. a4 was best. } (17. a4) 17... a4 18. Nbd2 Rab8 19. Bc1?! { (-2.34 → -3.46) Inaccuracy. Rdb1 was best. } (19. Rdb1 Bc5+) 19... Bc5+ 20. Kg2 Rfd8 { White resigns. } 0-1